93 BULLETiN DE l'herbikr boissier. Fimbriaria. 



11. Fimbriaria atrispora Sl. n. sp. 



Monoica, niediocris, viridis, margine posliceque purpurea. Frons ad 

 25 mm. longa, 4 nim. lala, ex apice innovata, ramis floriferis semper 

 posticis, anlice plana, medio poslico late plano-convexa alis tenerrimis. 

 Costa fronde 4-plo angustior, postice haud producta. Stratum anticiim 

 in medio frondis quam cosLa duplo liumilius, cavernis angustis Iiaud 

 filiferis. Stomata magna alteque convexa, 6-ceIluIis, 4-S seriatis formata. 

 Gellulae epidermidis tenerrimaj. Squamge posticce magnje, purpureffi imbri- 

 cata3, appendiculo (interdum geminato) longo, lanceolato superne ssepe 

 longe lineari (2-celIuIas lato). Pedunculus tenuis, subteres et Isevis, apice 

 paleis hyalinis anguste linearibus longe barbatus. Carpocephala disci- 

 formia, antice vix convexa grosse papulosa, integra, i. e, lobis haud 

 discretis sed omnino confluentibus, crassis, involucra lenerrima usque 

 ad marginem disci protracta, perianthia ad V^ tegentia. Perianthia ovata 

 hyalina, horizonlalia, marginem capituli vix superantia. Capsula flaves- 

 cens. Elateres 230 [jl, crassi, stricti, dilute brunnei, bispiri, spn'is validis. 

 Sporae 108 jx subnigrse, alis angustis asperis. 



Androecia minima, ssepe ad 2 antheridia tantum reducta. 



Hab. Mexico (Schaffner] [Maury). 



12. Fimbriaria gigantea Sl. n. sp. 



Monoica, pallida, tenera, inter muscos sparsim crescens. Fi^ons ex 

 apice innovata, 2 cm. longa, e basi angusla oblonga, apice profunde 

 inciso-biloba, ceterum plana; costa angusta, pro planta lenuis, maxime 

 et abrupte producta, late obconica. medio infero radicellis longissimis 

 repens; stratum anticum humile; stomata magna, poro magno cellulis 

 angustis prseruple 4-seriatis circumdato; cellulse stomatum et epidermidis 

 lenerrimse, incrassalio angulosa nulla. Squamae paucse, magnae purpurece, 

 lenerrimae, appendiculo?(destructo). Carpocephala maxima, longepedun- 

 culata, pedunculo 4o mm. longo. valido, inferne coloralo, basi nudo, apice 

 breviter barbato, paleis lanceolatis hyalinis apice flhformibus. Carpoce- 

 phala discoidea 1 cm. lata, antice parum convexa, vertice vix umbonata, 

 rufo-brunnea, papulosa, fere ad medium quadriloba, lobis truncato-rotun- 

 datis, subplanis, leniter declivibus, involucris intra marginem loborum 

 ortis, tenerrimis, amplis et humilibus, perianthia vix ad medium cingen- 

 tibus. Perianthia late ovato-conica, parva, basi tenerrima, medio supeio 

 cellulis validis hyalinis formata. Calyptra tenerrima ; capsula rufc- 

 brunnea, cellulis validis. Operculwn magnum, cellulis bistratis parvis, 

 trigone incrassatis formatum. Sporge 93 jj., lobatim cristatse, asperse. 



lOG 



